Apple CEO Tim Cook came to Tuesday?s media event armed with numbers to demonstrate his company?s continued dominance. The biggest number? In the month since its release, iOS 6 has been downloaded to more than 200 million devices.

A pair of iPhone customers are seeking class action status for their complaint against Apple, which they say violated antitrust law by locking customers into service with AT&T Mobility for several years.

One of Facebook's top overseas employees announced she'll be leaving the company in January to serve as head of a UK technology investment organization. Joanna Shields, who has worked as Facebook's managing director for Europe, the Middle East...